Popular Packages
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Java
apiverve/savingsbonds
I-Bond Rates provides current and historical interest rates for US Series I Savings Bonds. I-Bonds are inflation-protected savings bonds with a composite rate made up of a fixed rate plus an inflation rate that adjusts every 6 months.
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C#
apiverve/sentimentanalysis
Sentiment Analysis evaluates the emotional tone of any text string. It returns an AFINN valence score, a comparative word-normalized score, and a five-tier sentiment label from very negative to very positive. Paid plans add sentence-level labels from a transformer model, a mixed-sentiment flag, magn
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PHP
aaronholbrook/ms-custom-signup
The wp-signup.php file is notoriously hard to filter/customize. This plugin essentially rebuilds that file with better filters and more flexibility with modifying how it works.
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Java
apiverve/seoscraper
SEO Data Scraper parses any public URL to collect title tags, meta descriptions, robots directives, and Open Graph or Twitter card previews. Paid plans add canonical URLs to verify indexing rules.
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C#
apiverve/secfilings
SEC Filings returns the recent EDGAR filing history for a US public company by ticker - 10-K annual reports, 10-Q quarterlies, 8-K current reports, Form 4 insider filings, S-1 registrations and more - each with its filing date, form type and a direct link to the document, plus derived filing-activit
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C#
apiverve/sanctionscreening
Sanctions Screening is an OFAC API that checks a person, company or vessel name against the US Treasury OFAC SDN and Consolidated lists, the UN Security Council Consolidated List, the EU consolidated financial sanctions list and the UK Sanctions List. It returns scored JSON matches with the list eac
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C#
apiverve/scrabblescorer
Scrabble Word Scorer calculates the official Scrabble score for any word across five languages. It provides the total base points, letter count, and point values for each individual letter.
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Java
apiverve/salestaxcalculator
Sales Tax Calculator is a US sales tax calculation API: send an order amount with a ZIP code or state and get the combined rate, the tax amount and the order total back as JSON. Paid plans split both the rate and the tax amount by state, county, city and special district.
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C#
apiverve/rsstojson
RSS to JSON converts any RSS feed URL into structured JSON in real time. Each response returns the source domain, article counts, headlines, publication dates, summaries, and direct article links.
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C#
apiverve/salestax
Sales Tax Lookup is a US sales tax rate API: send a ZIP or ZIP+4 code or a two-letter state code and get the current combined sales tax rate, city and state back as JSON. Paid plans add the state, county, city and special district rates that make it up, and whether the state taxes at origin or desti
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C#
apiverve/romannumeralmath
Roman Numeral Math computes addition, subtraction, multiplication, and division between two Roman numerals. It returns the calculated result and complete equation in both Roman numeral and standard integer formats.
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C#
apiverve/routinglookup
Routing Number Lookup is a bank routing number lookup and validation API for US ABA numbers. It checks the check digit, finds the bank name and state, and identifies the routing type and Federal Reserve district, while paid plans add full street addresses, branch details, and replacement numbers.
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Java
apiverve/reversednslookup
Reverse DNS Lookup resolves IPv4 and IPv6 addresses into their associated hostnames via PTR records. Pass any IP address to check if reverse records exist and receive all matching hostnames.
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C#
apiverve/romanconverter
Roman Numeral Converter is a bidirectional tool for converting between Arabic numbers (1-3999) and Roman numerals. It provides detailed breakdowns of the conversion process.
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C#
apiverve/ringsizeconverter
Ring Size Converter translates international ring sizes or millimeter diameters into US and UK standards, inside diameter, and circumference. Paid plans add equivalent sizes for Europe, Japan, Switzerland, and Australia.